ref: 3114102485d1be792cf528b3796fdb961e60e9e1
dir: /sys/src/9/xen/xen-public/domctl.h/
/******************************************************************************
* domctl.h
*
* Domain management operations. For use by node control stack.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Copyright (c) 2002-2003, B Dragovic
* Copyright (c) 2002-2006, K Fraser
*/
#ifndef __XEN_PUBLIC_DOMCTL_H__
#define __XEN_PUBLIC_DOMCTL_H__
#if !defined(__XEN__) && !defined(__XEN_TOOLS__)
#error "domctl operations are intended for use by node control tools only"
#endif
#include "xen.h"
#include "grant_table.h"
#include "hvm/save.h"
#define XEN_DOMCTL_INTERFACE_VERSION 0x00000009
/*
* NB. xen_domctl.domain is an IN/OUT parameter for this operation.
* If it is specified as zero, an id is auto-allocated and returned.
*/
/* XEN_DOMCTL_createdomain */
struct xen_domctl_createdomain {
/* IN parameters */
uint32_t ssidref;
xen_domain_handle_t handle;
/* Is this an HVM guest (as opposed to a PV guest)? */
#define _XEN_DOMCTL_CDF_hvm_guest 0
#define XEN_DOMCTL_CDF_hvm_guest (1U<<_XEN_DOMCTL_CDF_hvm_guest)
/* Use hardware-assisted paging if available? */
#define _XEN_DOMCTL_CDF_hap 1
#define XEN_DOMCTL_CDF_hap (1U<<_XEN_DOMCTL_CDF_hap)
/* Should domain memory integrity be verifed by tboot during Sx? */
#define _XEN_DOMCTL_CDF_s3_integrity 2
#define XEN_DOMCTL_CDF_s3_integrity (1U<<_XEN_DOMCTL_CDF_s3_integrity)
/* Disable out-of-sync shadow page tables? */
#define _XEN_DOMCTL_CDF_oos_off 3
#define XEN_DOMCTL_CDF_oos_off (1U<<_XEN_DOMCTL_CDF_oos_off)
uint32_t flags;
};
typedef struct xen_domctl_createdomain xen_domctl_createdomain_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_createdomain_t);
/* XEN_DOMCTL_getdomaininfo */
struct xen_domctl_getdomaininfo {
/* OUT variables. */
domid_t domain; /* Also echoed in domctl.domain */
/* Domain is scheduled to die. */
#define _XEN_DOMINF_dying 0
#define XEN_DOMINF_dying (1U<<_XEN_DOMINF_dying)
/* Domain is an HVM guest (as opposed to a PV guest). */
#define _XEN_DOMINF_hvm_guest 1
#define XEN_DOMINF_hvm_guest (1U<<_XEN_DOMINF_hvm_guest)
/* The guest OS has shut down. */
#define _XEN_DOMINF_shutdown 2
#define XEN_DOMINF_shutdown (1U<<_XEN_DOMINF_shutdown)
/* Currently paused by control software. */
#define _XEN_DOMINF_paused 3
#define XEN_DOMINF_paused (1U<<_XEN_DOMINF_paused)
/* Currently blocked pending an event. */
#define _XEN_DOMINF_blocked 4
#define XEN_DOMINF_blocked (1U<<_XEN_DOMINF_blocked)
/* Domain is currently running. */
#define _XEN_DOMINF_running 5
#define XEN_DOMINF_running (1U<<_XEN_DOMINF_running)
/* Being debugged. */
#define _XEN_DOMINF_debugged 6
#define XEN_DOMINF_debugged (1U<<_XEN_DOMINF_debugged)
/* XEN_DOMINF_shutdown guest-supplied code. */
#define XEN_DOMINF_shutdownmask 255
#define XEN_DOMINF_shutdownshift 16
uint32_t flags; /* XEN_DOMINF_* */
uint64_aligned_t tot_pages;
uint64_aligned_t max_pages;
uint64_aligned_t outstanding_pages;
uint64_aligned_t shr_pages;
uint64_aligned_t paged_pages;
uint64_aligned_t shared_info_frame; /* GMFN of shared_info struct */
uint64_aligned_t cpu_time;
uint32_t nr_online_vcpus; /* Number of VCPUs currently online. */
uint32_t max_vcpu_id; /* Maximum VCPUID in use by this domain. */
uint32_t ssidref;
xen_domain_handle_t handle;
uint32_t cpupool;
};
typedef struct xen_domctl_getdomaininfo xen_domctl_getdomaininfo_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_getdomaininfo_t);
/* XEN_DOMCTL_getmemlist */
struct xen_domctl_getmemlist {
/* IN variables. */
/* Max entries to write to output buffer. */
uint64_aligned_t max_pfns;
/* Start index in guest's page list. */
uint64_aligned_t start_pfn;
XEN_GUEST_HANDLE_64(uint64) buffer;
/* OUT variables. */
uint64_aligned_t num_pfns;
};
typedef struct xen_domctl_getmemlist xen_domctl_getmemlist_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_getmemlist_t);
/* XEN_DOMCTL_getpageframeinfo */
#define XEN_DOMCTL_PFINFO_LTAB_SHIFT 28
#define XEN_DOMCTL_PFINFO_NOTAB (0x0U<<28)
#define XEN_DOMCTL_PFINFO_L1TAB (0x1U<<28)
#define XEN_DOMCTL_PFINFO_L2TAB (0x2U<<28)
#define XEN_DOMCTL_PFINFO_L3TAB (0x3U<<28)
#define XEN_DOMCTL_PFINFO_L4TAB (0x4U<<28)
#define XEN_DOMCTL_PFINFO_LTABTYPE_MASK (0x7U<<28)
#define XEN_DOMCTL_PFINFO_LPINTAB (0x1U<<31)
#define XEN_DOMCTL_PFINFO_XTAB (0xfU<<28) /* invalid page */
#define XEN_DOMCTL_PFINFO_XALLOC (0xeU<<28) /* allocate-only page */
#define XEN_DOMCTL_PFINFO_BROKEN (0xdU<<28) /* broken page */
#define XEN_DOMCTL_PFINFO_LTAB_MASK (0xfU<<28)
struct xen_domctl_getpageframeinfo {
/* IN variables. */
uint64_aligned_t gmfn; /* GMFN to query */
/* OUT variables. */
/* Is the page PINNED to a type? */
uint32_t type; /* see above type defs */
};
typedef struct xen_domctl_getpageframeinfo xen_domctl_getpageframeinfo_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_getpageframeinfo_t);
/* XEN_DOMCTL_getpageframeinfo2 */
struct xen_domctl_getpageframeinfo2 {
/* IN variables. */
uint64_aligned_t num;
/* IN/OUT variables. */
XEN_GUEST_HANDLE_64(uint32) array;
};
typedef struct xen_domctl_getpageframeinfo2 xen_domctl_getpageframeinfo2_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_getpageframeinfo2_t);
/* XEN_DOMCTL_getpageframeinfo3 */
struct xen_domctl_getpageframeinfo3 {
/* IN variables. */
uint64_aligned_t num;
/* IN/OUT variables. */
XEN_GUEST_HANDLE_64(xen_pfn_t) array;
};
/*
* Control shadow pagetables operation
*/
/* XEN_DOMCTL_shadow_op */
/* Disable shadow mode. */
#define XEN_DOMCTL_SHADOW_OP_OFF 0
/* Enable shadow mode (mode contains ORed XEN_DOMCTL_SHADOW_ENABLE_* flags). */
#define XEN_DOMCTL_SHADOW_OP_ENABLE 32
/* Log-dirty bitmap operations. */
/* Return the bitmap and clean internal copy for next round. */
#define XEN_DOMCTL_SHADOW_OP_CLEAN 11
/* Return the bitmap but do not modify internal copy. */
#define XEN_DOMCTL_SHADOW_OP_PEEK 12
/* Memory allocation accessors. */
#define XEN_DOMCTL_SHADOW_OP_GET_ALLOCATION 30
#define XEN_DOMCTL_SHADOW_OP_SET_ALLOCATION 31
/* Legacy enable operations. */
/* Equiv. to ENABLE with no mode flags. */
#define XEN_DOMCTL_SHADOW_OP_ENABLE_TEST 1
/* Equiv. to ENABLE with mode flag ENABLE_LOG_DIRTY. */
#define XEN_DOMCTL_SHADOW_OP_ENABLE_LOGDIRTY 2
/* Equiv. to ENABLE with mode flags ENABLE_REFCOUNT and ENABLE_TRANSLATE. */
#define XEN_DOMCTL_SHADOW_OP_ENABLE_TRANSLATE 3
/* Mode flags for XEN_DOMCTL_SHADOW_OP_ENABLE. */
/*
* Shadow pagetables are refcounted: guest does not use explicit mmu
* operations nor write-protect its pagetables.
*/
#define XEN_DOMCTL_SHADOW_ENABLE_REFCOUNT (1 << 1)
/*
* Log pages in a bitmap as they are dirtied.
* Used for live relocation to determine which pages must be re-sent.
*/
#define XEN_DOMCTL_SHADOW_ENABLE_LOG_DIRTY (1 << 2)
/*
* Automatically translate GPFNs into MFNs.
*/
#define XEN_DOMCTL_SHADOW_ENABLE_TRANSLATE (1 << 3)
/*
* Xen does not steal virtual address space from the guest.
* Requires HVM support.
*/
#define XEN_DOMCTL_SHADOW_ENABLE_EXTERNAL (1 << 4)
struct xen_domctl_shadow_op_stats {
uint32_t fault_count;
uint32_t dirty_count;
};
typedef struct xen_domctl_shadow_op_stats xen_domctl_shadow_op_stats_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_shadow_op_stats_t);
struct xen_domctl_shadow_op {
/* IN variables. */
uint32_t op; /* XEN_DOMCTL_SHADOW_OP_* */
/* OP_ENABLE */
uint32_t mode; /* XEN_DOMCTL_SHADOW_ENABLE_* */
/* OP_GET_ALLOCATION / OP_SET_ALLOCATION */
uint32_t mb; /* Shadow memory allocation in MB */
/* OP_PEEK / OP_CLEAN */
XEN_GUEST_HANDLE_64(uint8) dirty_bitmap;
uint64_aligned_t pages; /* Size of buffer. Updated with actual size. */
struct xen_domctl_shadow_op_stats stats;
};
typedef struct xen_domctl_shadow_op xen_domctl_shadow_op_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_shadow_op_t);
/* XEN_DOMCTL_max_mem */
struct xen_domctl_max_mem {
/* IN variables. */
uint64_aligned_t max_memkb;
};
typedef struct xen_domctl_max_mem xen_domctl_max_mem_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_max_mem_t);
/* XEN_DOMCTL_setvcpucontext */
/* XEN_DOMCTL_getvcpucontext */
struct xen_domctl_vcpucontext {
uint32_t vcpu; /* IN */
XEN_GUEST_HANDLE_64(vcpu_guest_context_t) ctxt; /* IN/OUT */
};
typedef struct xen_domctl_vcpucontext xen_domctl_vcpucontext_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_vcpucontext_t);
/* XEN_DOMCTL_getvcpuinfo */
struct xen_domctl_getvcpuinfo {
/* IN variables. */
uint32_t vcpu;
/* OUT variables. */
uint8_t online; /* currently online (not hotplugged)? */
uint8_t blocked; /* blocked waiting for an event? */
uint8_t running; /* currently scheduled on its CPU? */
uint64_aligned_t cpu_time; /* total cpu time consumed (ns) */
uint32_t cpu; /* current mapping */
};
typedef struct xen_domctl_getvcpuinfo xen_domctl_getvcpuinfo_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_getvcpuinfo_t);
/* Get/set the NUMA node(s) with which the guest has affinity with. */
/* XEN_DOMCTL_setnodeaffinity */
/* XEN_DOMCTL_getnodeaffinity */
struct xen_domctl_nodeaffinity {
struct xenctl_bitmap nodemap;/* IN */
};
typedef struct xen_domctl_nodeaffinity xen_domctl_nodeaffinity_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_nodeaffinity_t);
/* Get/set which physical cpus a vcpu can execute on. */
/* XEN_DOMCTL_setvcpuaffinity */
/* XEN_DOMCTL_getvcpuaffinity */
struct xen_domctl_vcpuaffinity {
uint32_t vcpu; /* IN */
struct xenctl_bitmap cpumap; /* IN/OUT */
};
typedef struct xen_domctl_vcpuaffinity xen_domctl_vcpuaffinity_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_vcpuaffinity_t);
/* XEN_DOMCTL_max_vcpus */
struct xen_domctl_max_vcpus {
uint32_t max; /* maximum number of vcpus */
};
typedef struct xen_domctl_max_vcpus xen_domctl_max_vcpus_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_max_vcpus_t);
/* XEN_DOMCTL_scheduler_op */
/* Scheduler types. */
#define XEN_SCHEDULER_SEDF 4
#define XEN_SCHEDULER_CREDIT 5
#define XEN_SCHEDULER_CREDIT2 6
#define XEN_SCHEDULER_ARINC653 7
/* Set or get info? */
#define XEN_DOMCTL_SCHEDOP_putinfo 0
#define XEN_DOMCTL_SCHEDOP_getinfo 1
struct xen_domctl_scheduler_op {
uint32_t sched_id; /* XEN_SCHEDULER_* */
uint32_t cmd; /* XEN_DOMCTL_SCHEDOP_* */
union {
struct xen_domctl_sched_sedf {
uint64_aligned_t period;
uint64_aligned_t slice;
uint64_aligned_t latency;
uint32_t extratime;
uint32_t weight;
} sedf;
struct xen_domctl_sched_credit {
uint16_t weight;
uint16_t cap;
} credit;
struct xen_domctl_sched_credit2 {
uint16_t weight;
} credit2;
} u;
};
typedef struct xen_domctl_scheduler_op xen_domctl_scheduler_op_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_scheduler_op_t);
/* XEN_DOMCTL_setdomainhandle */
struct xen_domctl_setdomainhandle {
xen_domain_handle_t handle;
};
typedef struct xen_domctl_setdomainhandle xen_domctl_setdomainhandle_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_setdomainhandle_t);
/* XEN_DOMCTL_setdebugging */
struct xen_domctl_setdebugging {
uint8_t enable;
};
typedef struct xen_domctl_setdebugging xen_domctl_setdebugging_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_setdebugging_t);
/* XEN_DOMCTL_irq_permission */
struct xen_domctl_irq_permission {
uint8_t pirq;
uint8_t allow_access; /* flag to specify enable/disable of IRQ access */
};
typedef struct xen_domctl_irq_permission xen_domctl_irq_permission_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_irq_permission_t);
/* XEN_DOMCTL_iomem_permission */
struct xen_domctl_iomem_permission {
uint64_aligned_t first_mfn;/* first page (physical page number) in range */
uint64_aligned_t nr_mfns; /* number of pages in range (>0) */
uint8_t allow_access; /* allow (!0) or deny (0) access to range? */
};
typedef struct xen_domctl_iomem_permission xen_domctl_iomem_permission_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_iomem_permission_t);
/* XEN_DOMCTL_ioport_permission */
struct xen_domctl_ioport_permission {
uint32_t first_port; /* first port int range */
uint32_t nr_ports; /* size of port range */
uint8_t allow_access; /* allow or deny access to range? */
};
typedef struct xen_domctl_ioport_permission xen_domctl_ioport_permission_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_ioport_permission_t);
/* XEN_DOMCTL_hypercall_init */
struct xen_domctl_hypercall_init {
uint64_aligned_t gmfn; /* GMFN to be initialised */
};
typedef struct xen_domctl_hypercall_init xen_domctl_hypercall_init_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_hypercall_init_t);
/* XEN_DOMCTL_arch_setup */
#define _XEN_DOMAINSETUP_hvm_guest 0
#define XEN_DOMAINSETUP_hvm_guest (1UL<<_XEN_DOMAINSETUP_hvm_guest)
#define _XEN_DOMAINSETUP_query 1 /* Get parameters (for save) */
#define XEN_DOMAINSETUP_query (1UL<<_XEN_DOMAINSETUP_query)
#define _XEN_DOMAINSETUP_sioemu_guest 2
#define XEN_DOMAINSETUP_sioemu_guest (1UL<<_XEN_DOMAINSETUP_sioemu_guest)
typedef struct xen_domctl_arch_setup {
uint64_aligned_t flags; /* XEN_DOMAINSETUP_* */
} xen_domctl_arch_setup_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_arch_setup_t);
/* XEN_DOMCTL_settimeoffset */
struct xen_domctl_settimeoffset {
int32_t time_offset_seconds; /* applied to domain wallclock time */
};
typedef struct xen_domctl_settimeoffset xen_domctl_settimeoffset_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_settimeoffset_t);
/* XEN_DOMCTL_gethvmcontext */
/* XEN_DOMCTL_sethvmcontext */
typedef struct xen_domctl_hvmcontext {
uint32_t size; /* IN/OUT: size of buffer / bytes filled */
XEN_GUEST_HANDLE_64(uint8) buffer; /* IN/OUT: data, or call
* gethvmcontext with NULL
* buffer to get size req'd */
} xen_domctl_hvmcontext_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_hvmcontext_t);
/* XEN_DOMCTL_set_address_size */
/* XEN_DOMCTL_get_address_size */
typedef struct xen_domctl_address_size {
uint32_t size;
} xen_domctl_address_size_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_address_size_t);
/* XEN_DOMCTL_real_mode_area */
struct xen_domctl_real_mode_area {
uint32_t log; /* log2 of Real Mode Area size */
};
typedef struct xen_domctl_real_mode_area xen_domctl_real_mode_area_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_real_mode_area_t);
/* XEN_DOMCTL_sendtrigger */
#define XEN_DOMCTL_SENDTRIGGER_NMI 0
#define XEN_DOMCTL_SENDTRIGGER_RESET 1
#define XEN_DOMCTL_SENDTRIGGER_INIT 2
#define XEN_DOMCTL_SENDTRIGGER_POWER 3
#define XEN_DOMCTL_SENDTRIGGER_SLEEP 4
struct xen_domctl_sendtrigger {
uint32_t trigger; /* IN */
uint32_t vcpu; /* IN */
};
typedef struct xen_domctl_sendtrigger xen_domctl_sendtrigger_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_sendtrigger_t);
/* Assign PCI device to HVM guest. Sets up IOMMU structures. */
/* XEN_DOMCTL_assign_device */
/* XEN_DOMCTL_test_assign_device */
/* XEN_DOMCTL_deassign_device */
struct xen_domctl_assign_device {
uint32_t machine_sbdf; /* machine PCI ID of assigned device */
};
typedef struct xen_domctl_assign_device xen_domctl_assign_device_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_assign_device_t);
/* Retrieve sibling devices infomation of machine_sbdf */
/* XEN_DOMCTL_get_device_group */
struct xen_domctl_get_device_group {
uint32_t machine_sbdf; /* IN */
uint32_t max_sdevs; /* IN */
uint32_t num_sdevs; /* OUT */
XEN_GUEST_HANDLE_64(uint32) sdev_array; /* OUT */
};
typedef struct xen_domctl_get_device_group xen_domctl_get_device_group_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_get_device_group_t);
/* Pass-through interrupts: bind real irq -> hvm devfn. */
/* XEN_DOMCTL_bind_pt_irq */
/* XEN_DOMCTL_unbind_pt_irq */
typedef enum pt_irq_type_e {
PT_IRQ_TYPE_PCI,
PT_IRQ_TYPE_ISA,
PT_IRQ_TYPE_MSI,
PT_IRQ_TYPE_MSI_TRANSLATE,
} pt_irq_type_t;
struct xen_domctl_bind_pt_irq {
uint32_t machine_irq;
pt_irq_type_t irq_type;
uint32_t hvm_domid;
union {
struct {
uint8_t isa_irq;
} isa;
struct {
uint8_t bus;
uint8_t device;
uint8_t intx;
} pci;
struct {
uint8_t gvec;
uint32_t gflags;
uint64_aligned_t gtable;
} msi;
} u;
};
typedef struct xen_domctl_bind_pt_irq xen_domctl_bind_pt_irq_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_bind_pt_irq_t);
/* Bind machine I/O address range -> HVM address range. */
/* XEN_DOMCTL_memory_mapping */
#define DPCI_ADD_MAPPING 1
#define DPCI_REMOVE_MAPPING 0
struct xen_domctl_memory_mapping {
uint64_aligned_t first_gfn; /* first page (hvm guest phys page) in range */
uint64_aligned_t first_mfn; /* first page (machine page) in range */
uint64_aligned_t nr_mfns; /* number of pages in range (>0) */
uint32_t add_mapping; /* add or remove mapping */
uint32_t padding; /* padding for 64-bit aligned structure */
};
typedef struct xen_domctl_memory_mapping xen_domctl_memory_mapping_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_memory_mapping_t);
/* Bind machine I/O port range -> HVM I/O port range. */
/* XEN_DOMCTL_ioport_mapping */
struct xen_domctl_ioport_mapping {
uint32_t first_gport; /* first guest IO port*/
uint32_t first_mport; /* first machine IO port */
uint32_t nr_ports; /* size of port range */
uint32_t add_mapping; /* add or remove mapping */
};
typedef struct xen_domctl_ioport_mapping xen_domctl_ioport_mapping_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_ioport_mapping_t);
/*
* Pin caching type of RAM space for x86 HVM domU.
*/
/* XEN_DOMCTL_pin_mem_cacheattr */
/* Caching types: these happen to be the same as x86 MTRR/PAT type codes. */
#define XEN_DOMCTL_MEM_CACHEATTR_UC 0
#define XEN_DOMCTL_MEM_CACHEATTR_WC 1
#define XEN_DOMCTL_MEM_CACHEATTR_WT 4
#define XEN_DOMCTL_MEM_CACHEATTR_WP 5
#define XEN_DOMCTL_MEM_CACHEATTR_WB 6
#define XEN_DOMCTL_MEM_CACHEATTR_UCM 7
struct xen_domctl_pin_mem_cacheattr {
uint64_aligned_t start, end;
uint32_t type; /* XEN_DOMCTL_MEM_CACHEATTR_* */
};
typedef struct xen_domctl_pin_mem_cacheattr xen_domctl_pin_mem_cacheattr_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_pin_mem_cacheattr_t);
/* XEN_DOMCTL_set_ext_vcpucontext */
/* XEN_DOMCTL_get_ext_vcpucontext */
struct xen_domctl_ext_vcpucontext {
/* IN: VCPU that this call applies to. */
uint32_t vcpu;
/*
* SET: Size of struct (IN)
* GET: Size of struct (OUT, up to 128 bytes)
*/
uint32_t size;
#if defined(__i386__) || defined(__x86_64__)
/* SYSCALL from 32-bit mode and SYSENTER callback information. */
/* NB. SYSCALL from 64-bit mode is contained in vcpu_guest_context_t */
uint64_aligned_t syscall32_callback_eip;
uint64_aligned_t sysenter_callback_eip;
uint16_t syscall32_callback_cs;
uint16_t sysenter_callback_cs;
uint8_t syscall32_disables_events;
uint8_t sysenter_disables_events;
#if defined(__GNUC__)
union {
uint64_aligned_t mcg_cap;
struct hvm_vmce_vcpu vmce;
};
#else
struct hvm_vmce_vcpu vmce;
#endif
#endif
};
typedef struct xen_domctl_ext_vcpucontext xen_domctl_ext_vcpucontext_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_ext_vcpucontext_t);
/*
* Set the target domain for a domain
*/
/* XEN_DOMCTL_set_target */
struct xen_domctl_set_target {
domid_t target;
};
typedef struct xen_domctl_set_target xen_domctl_set_target_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_set_target_t);
#if defined(__i386__) || defined(__x86_64__)
# define XEN_CPUID_INPUT_UNUSED 0xFFFFFFFF
/* XEN_DOMCTL_set_cpuid */
struct xen_domctl_cpuid {
uint32_t input[2];
uint32_t eax;
uint32_t ebx;
uint32_t ecx;
uint32_t edx;
};
typedef struct xen_domctl_cpuid xen_domctl_cpuid_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_cpuid_t);
#endif
/* XEN_DOMCTL_subscribe */
struct xen_domctl_subscribe {
uint32_t port; /* IN */
};
typedef struct xen_domctl_subscribe xen_domctl_subscribe_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_subscribe_t);
/*
* Define the maximum machine address size which should be allocated
* to a guest.
*/
/* XEN_DOMCTL_set_machine_address_size */
/* XEN_DOMCTL_get_machine_address_size */
/*
* Do not inject spurious page faults into this domain.
*/
/* XEN_DOMCTL_suppress_spurious_page_faults */
/* XEN_DOMCTL_debug_op */
#define XEN_DOMCTL_DEBUG_OP_SINGLE_STEP_OFF 0
#define XEN_DOMCTL_DEBUG_OP_SINGLE_STEP_ON 1
struct xen_domctl_debug_op {
uint32_t op; /* IN */
uint32_t vcpu; /* IN */
};
typedef struct xen_domctl_debug_op xen_domctl_debug_op_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_debug_op_t);
/*
* Request a particular record from the HVM context
*/
/* XEN_DOMCTL_gethvmcontext_partial */
typedef struct xen_domctl_hvmcontext_partial {
uint32_t type; /* IN: Type of record required */
uint32_t instance; /* IN: Instance of that type */
XEN_GUEST_HANDLE_64(uint8) buffer; /* OUT: buffer to write record into */
} xen_domctl_hvmcontext_partial_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_hvmcontext_partial_t);
/* XEN_DOMCTL_disable_migrate */
typedef struct xen_domctl_disable_migrate {
uint32_t disable; /* IN: 1: disable migration and restore */
} xen_domctl_disable_migrate_t;
/* XEN_DOMCTL_gettscinfo */
/* XEN_DOMCTL_settscinfo */
struct xen_guest_tsc_info {
uint32_t tsc_mode;
uint32_t gtsc_khz;
uint32_t incarnation;
uint32_t pad;
uint64_aligned_t elapsed_nsec;
};
typedef struct xen_guest_tsc_info xen_guest_tsc_info_t;
DEFINE_XEN_GUEST_HANDLE(xen_guest_tsc_info_t);
typedef struct xen_domctl_tsc_info {
XEN_GUEST_HANDLE_64(xen_guest_tsc_info_t) out_info; /* OUT */
xen_guest_tsc_info_t info; /* IN */
} xen_domctl_tsc_info_t;
/* XEN_DOMCTL_gdbsx_guestmemio guest mem io */
struct xen_domctl_gdbsx_memio {
/* IN */
uint64_aligned_t pgd3val;/* optional: init_mm.pgd[3] value */
uint64_aligned_t gva; /* guest virtual address */
uint64_aligned_t uva; /* user buffer virtual address */
uint32_t len; /* number of bytes to read/write */
uint8_t gwr; /* 0 = read from guest. 1 = write to guest */
/* OUT */
uint32_t remain; /* bytes remaining to be copied */
};
/* XEN_DOMCTL_gdbsx_pausevcpu */
/* XEN_DOMCTL_gdbsx_unpausevcpu */
struct xen_domctl_gdbsx_pauseunp_vcpu { /* pause/unpause a vcpu */
uint32_t vcpu; /* which vcpu */
};
/* XEN_DOMCTL_gdbsx_domstatus */
struct xen_domctl_gdbsx_domstatus {
/* OUT */
uint8_t paused; /* is the domain paused */
uint32_t vcpu_id; /* any vcpu in an event? */
uint32_t vcpu_ev; /* if yes, what event? */
};
/*
* Memory event operations
*/
/* XEN_DOMCTL_mem_event_op */
/*
* Domain memory paging
* Page memory in and out.
* Domctl interface to set up and tear down the
* pager<->hypervisor interface. Use XENMEM_paging_op*
* to perform per-page operations.
*
* The XEN_DOMCTL_MEM_EVENT_OP_PAGING_ENABLE domctl returns several
* non-standard error codes to indicate why paging could not be enabled:
* ENODEV - host lacks HAP support (EPT/NPT) or HAP is disabled in guest
* EMLINK - guest has iommu passthrough enabled
* EXDEV - guest has PoD enabled
* EBUSY - guest has or had paging enabled, ring buffer still active
*/
#define XEN_DOMCTL_MEM_EVENT_OP_PAGING 1
#define XEN_DOMCTL_MEM_EVENT_OP_PAGING_ENABLE 0
#define XEN_DOMCTL_MEM_EVENT_OP_PAGING_DISABLE 1
/*
* Access permissions.
*
* As with paging, use the domctl for teardown/setup of the
* helper<->hypervisor interface.
*
* There are HVM hypercalls to set the per-page access permissions of every
* page in a domain. When one of these permissions--independent, read,
* write, and execute--is violated, the VCPU is paused and a memory event
* is sent with what happened. (See public/mem_event.h) .
*
* The memory event handler can then resume the VCPU and redo the access
* with a XENMEM_access_op_resume hypercall.
*
* The XEN_DOMCTL_MEM_EVENT_OP_ACCESS_ENABLE domctl returns several
* non-standard error codes to indicate why access could not be enabled:
* ENODEV - host lacks HAP support (EPT/NPT) or HAP is disabled in guest
* EBUSY - guest has or had access enabled, ring buffer still active
*/
#define XEN_DOMCTL_MEM_EVENT_OP_ACCESS 2
#define XEN_DOMCTL_MEM_EVENT_OP_ACCESS_ENABLE 0
#define XEN_DOMCTL_MEM_EVENT_OP_ACCESS_DISABLE 1
/*
* Sharing ENOMEM helper.
*
* As with paging, use the domctl for teardown/setup of the
* helper<->hypervisor interface.
*
* If setup, this ring is used to communicate failed allocations
* in the unshare path. XENMEM_sharing_op_resume is used to wake up
* vcpus that could not unshare.
*
* Note that shring can be turned on (as per the domctl below)
* *without* this ring being setup.
*/
#define XEN_DOMCTL_MEM_EVENT_OP_SHARING 3
#define XEN_DOMCTL_MEM_EVENT_OP_SHARING_ENABLE 0
#define XEN_DOMCTL_MEM_EVENT_OP_SHARING_DISABLE 1
/* Use for teardown/setup of helper<->hypervisor interface for paging,
* access and sharing.*/
struct xen_domctl_mem_event_op {
uint32_t op; /* XEN_DOMCTL_MEM_EVENT_OP_*_* */
uint32_t mode; /* XEN_DOMCTL_MEM_EVENT_OP_* */
uint32_t port; /* OUT: event channel for ring */
};
typedef struct xen_domctl_mem_event_op xen_domctl_mem_event_op_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_mem_event_op_t);
/*
* Memory sharing operations
*/
/* XEN_DOMCTL_mem_sharing_op.
* The CONTROL sub-domctl is used for bringup/teardown. */
#define XEN_DOMCTL_MEM_SHARING_CONTROL 0
struct xen_domctl_mem_sharing_op {
uint8_t op; /* XEN_DOMCTL_MEM_SHARING_* */
union {
uint8_t enable; /* CONTROL */
} u;
};
typedef struct xen_domctl_mem_sharing_op xen_domctl_mem_sharing_op_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_mem_sharing_op_t);
struct xen_domctl_audit_p2m {
/* OUT error counts */
uint64_t orphans;
uint64_t m2p_bad;
uint64_t p2m_bad;
};
typedef struct xen_domctl_audit_p2m xen_domctl_audit_p2m_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_audit_p2m_t);
struct xen_domctl_set_virq_handler {
uint32_t virq; /* IN */
};
typedef struct xen_domctl_set_virq_handler xen_domctl_set_virq_handler_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_set_virq_handler_t);
#if defined(__i386__) || defined(__x86_64__)
/* XEN_DOMCTL_setvcpuextstate */
/* XEN_DOMCTL_getvcpuextstate */
struct xen_domctl_vcpuextstate {
/* IN: VCPU that this call applies to. */
uint32_t vcpu;
/*
* SET: xfeature support mask of struct (IN)
* GET: xfeature support mask of struct (IN/OUT)
* xfeature mask is served as identifications of the saving format
* so that compatible CPUs can have a check on format to decide
* whether it can restore.
*/
uint64_aligned_t xfeature_mask;
/*
* SET: Size of struct (IN)
* GET: Size of struct (IN/OUT)
*/
uint64_aligned_t size;
XEN_GUEST_HANDLE_64(uint64) buffer;
};
typedef struct xen_domctl_vcpuextstate xen_domctl_vcpuextstate_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_vcpuextstate_t);
#endif
/* XEN_DOMCTL_set_access_required: sets whether a memory event listener
* must be present to handle page access events: if false, the page
* access will revert to full permissions if no one is listening;
* */
struct xen_domctl_set_access_required {
uint8_t access_required;
};
typedef struct xen_domctl_set_access_required xen_domctl_set_access_required_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_set_access_required_t);
struct xen_domctl_set_broken_page_p2m {
uint64_aligned_t pfn;
};
typedef struct xen_domctl_set_broken_page_p2m xen_domctl_set_broken_page_p2m_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_set_broken_page_p2m_t);
struct xen_domctl {
uint32_t cmd;
#define XEN_DOMCTL_createdomain 1
#define XEN_DOMCTL_destroydomain 2
#define XEN_DOMCTL_pausedomain 3
#define XEN_DOMCTL_unpausedomain 4
#define XEN_DOMCTL_getdomaininfo 5
#define XEN_DOMCTL_getmemlist 6
#define XEN_DOMCTL_getpageframeinfo 7
#define XEN_DOMCTL_getpageframeinfo2 8
#define XEN_DOMCTL_setvcpuaffinity 9
#define XEN_DOMCTL_shadow_op 10
#define XEN_DOMCTL_max_mem 11
#define XEN_DOMCTL_setvcpucontext 12
#define XEN_DOMCTL_getvcpucontext 13
#define XEN_DOMCTL_getvcpuinfo 14
#define XEN_DOMCTL_max_vcpus 15
#define XEN_DOMCTL_scheduler_op 16
#define XEN_DOMCTL_setdomainhandle 17
#define XEN_DOMCTL_setdebugging 18
#define XEN_DOMCTL_irq_permission 19
#define XEN_DOMCTL_iomem_permission 20
#define XEN_DOMCTL_ioport_permission 21
#define XEN_DOMCTL_hypercall_init 22
#define XEN_DOMCTL_arch_setup 23
#define XEN_DOMCTL_settimeoffset 24
#define XEN_DOMCTL_getvcpuaffinity 25
#define XEN_DOMCTL_real_mode_area 26
#define XEN_DOMCTL_resumedomain 27
#define XEN_DOMCTL_sendtrigger 28
#define XEN_DOMCTL_subscribe 29
#define XEN_DOMCTL_gethvmcontext 33
#define XEN_DOMCTL_sethvmcontext 34
#define XEN_DOMCTL_set_address_size 35
#define XEN_DOMCTL_get_address_size 36
#define XEN_DOMCTL_assign_device 37
#define XEN_DOMCTL_bind_pt_irq 38
#define XEN_DOMCTL_memory_mapping 39
#define XEN_DOMCTL_ioport_mapping 40
#define XEN_DOMCTL_pin_mem_cacheattr 41
#define XEN_DOMCTL_set_ext_vcpucontext 42
#define XEN_DOMCTL_get_ext_vcpucontext 43
#define XEN_DOMCTL_set_opt_feature 44 /* Obsolete IA64 only */
#define XEN_DOMCTL_test_assign_device 45
#define XEN_DOMCTL_set_target 46
#define XEN_DOMCTL_deassign_device 47
#define XEN_DOMCTL_unbind_pt_irq 48
#define XEN_DOMCTL_set_cpuid 49
#define XEN_DOMCTL_get_device_group 50
#define XEN_DOMCTL_set_machine_address_size 51
#define XEN_DOMCTL_get_machine_address_size 52
#define XEN_DOMCTL_suppress_spurious_page_faults 53
#define XEN_DOMCTL_debug_op 54
#define XEN_DOMCTL_gethvmcontext_partial 55
#define XEN_DOMCTL_mem_event_op 56
#define XEN_DOMCTL_mem_sharing_op 57
#define XEN_DOMCTL_disable_migrate 58
#define XEN_DOMCTL_gettscinfo 59
#define XEN_DOMCTL_settscinfo 60
#define XEN_DOMCTL_getpageframeinfo3 61
#define XEN_DOMCTL_setvcpuextstate 62
#define XEN_DOMCTL_getvcpuextstate 63
#define XEN_DOMCTL_set_access_required 64
#define XEN_DOMCTL_audit_p2m 65
#define XEN_DOMCTL_set_virq_handler 66
#define XEN_DOMCTL_set_broken_page_p2m 67
#define XEN_DOMCTL_setnodeaffinity 68
#define XEN_DOMCTL_getnodeaffinity 69
#define XEN_DOMCTL_gdbsx_guestmemio 1000
#define XEN_DOMCTL_gdbsx_pausevcpu 1001
#define XEN_DOMCTL_gdbsx_unpausevcpu 1002
#define XEN_DOMCTL_gdbsx_domstatus 1003
uint32_t interface_version; /* XEN_DOMCTL_INTERFACE_VERSION */
domid_t domain;
union {
struct xen_domctl_createdomain createdomain;
struct xen_domctl_getdomaininfo getdomaininfo;
struct xen_domctl_getmemlist getmemlist;
struct xen_domctl_getpageframeinfo getpageframeinfo;
struct xen_domctl_getpageframeinfo2 getpageframeinfo2;
struct xen_domctl_getpageframeinfo3 getpageframeinfo3;
struct xen_domctl_nodeaffinity nodeaffinity;
struct xen_domctl_vcpuaffinity vcpuaffinity;
struct xen_domctl_shadow_op shadow_op;
struct xen_domctl_max_mem max_mem;
struct xen_domctl_vcpucontext vcpucontext;
struct xen_domctl_getvcpuinfo getvcpuinfo;
struct xen_domctl_max_vcpus max_vcpus;
struct xen_domctl_scheduler_op scheduler_op;
struct xen_domctl_setdomainhandle setdomainhandle;
struct xen_domctl_setdebugging setdebugging;
struct xen_domctl_irq_permission irq_permission;
struct xen_domctl_iomem_permission iomem_permission;
struct xen_domctl_ioport_permission ioport_permission;
struct xen_domctl_hypercall_init hypercall_init;
struct xen_domctl_arch_setup arch_setup;
struct xen_domctl_settimeoffset settimeoffset;
struct xen_domctl_disable_migrate disable_migrate;
struct xen_domctl_tsc_info tsc_info;
struct xen_domctl_real_mode_area real_mode_area;
struct xen_domctl_hvmcontext hvmcontext;
struct xen_domctl_hvmcontext_partial hvmcontext_partial;
struct xen_domctl_address_size address_size;
struct xen_domctl_sendtrigger sendtrigger;
struct xen_domctl_get_device_group get_device_group;
struct xen_domctl_assign_device assign_device;
struct xen_domctl_bind_pt_irq bind_pt_irq;
struct xen_domctl_memory_mapping memory_mapping;
struct xen_domctl_ioport_mapping ioport_mapping;
struct xen_domctl_pin_mem_cacheattr pin_mem_cacheattr;
struct xen_domctl_ext_vcpucontext ext_vcpucontext;
struct xen_domctl_set_target set_target;
struct xen_domctl_subscribe subscribe;
struct xen_domctl_debug_op debug_op;
struct xen_domctl_mem_event_op mem_event_op;
struct xen_domctl_mem_sharing_op mem_sharing_op;
#if defined(__i386__) || defined(__x86_64__)
struct xen_domctl_cpuid cpuid;
struct xen_domctl_vcpuextstate vcpuextstate;
#endif
struct xen_domctl_set_access_required access_required;
struct xen_domctl_audit_p2m audit_p2m;
struct xen_domctl_set_virq_handler set_virq_handler;
struct xen_domctl_gdbsx_memio gdbsx_guest_memio;
struct xen_domctl_set_broken_page_p2m set_broken_page_p2m;
struct xen_domctl_gdbsx_pauseunp_vcpu gdbsx_pauseunp_vcpu;
struct xen_domctl_gdbsx_domstatus gdbsx_domstatus;
uint8_t pad[128];
} u;
};
typedef struct xen_domctl xen_domctl_t;
DEFINE_XEN_GUEST_HANDLE(xen_domctl_t);
#endif /* __XEN_PUBLIC_DOMCTL_H__ */
/*
* Local variables:
* mode: C
* c-file-style: "BSD"
* c-basic-offset: 4
* tab-width: 4
* indent-tabs-mode: nil
* End:
*/